sim/testsuite/sim/cris/c/clone3.c

   1 /* Check that exiting from a parent thread does not kill the child.
   2 #notarget: cris*-*-elf
   3 */
   4
   5 #include <stddef.h>
   6 #include <stdlib.h>
   7 #include <stdio.h>
   8 #include <limits.h>
   9 #include <unistd.h>
  10 #include <sched.h>
  11 #include <signal.h>
  12 #include <errno.h>
  13 #include <sys/types.h>
  14 #include <sys/wait.h>
  15
  16 int
  17 process (void *arg)
  18 {
  19   int i;
  20
  21   for (i = 0; i < 50; i++)
  22     if (sched_yield ())
  23       abort ();
  24
  25   printf ("pass\n");
  26   return 0;
  27 }
  28
  29 int
  30 main (void)
  31 {
  32   int pid;
  33   long stack[16384];
  34
  35   pid = clone (process, (char *) stack + sizeof (stack) - 64,
  36                (CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND)
  37                | SIGCHLD, "ab");
  38   if (pid <= 0)
  39     {
  40       fprintf (stderr, "Bad clone %d\n", pid);
  41       abort ();
  42     }
  43
  44   exit (0);
  45 }